CN101682020A - Have electrochemical cell and energy storage component that solder joint connects - Google Patents
Have electrochemical cell and energy storage component that solder joint connects Download PDFInfo
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- CN101682020A CN101682020A CN200880013351A CN200880013351A CN101682020A CN 101682020 A CN101682020 A CN 101682020A CN 200880013351 A CN200880013351 A CN 200880013351A CN 200880013351 A CN200880013351 A CN 200880013351A CN 101682020 A CN101682020 A CN 101682020A
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- electrode
- electrochemical cell
- outward
- electrode conductor
- energy storage
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0413—Large-sized flat cells or batteries for motive or stationary systems with plate-like electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
- H01M50/54—Connection of several leads or tabs of plate-like electrode stacks, e.g. electrode pole straps or bridges
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The present invention relates to a kind of electrochemical cell (2), it has the pair of electrodes (A, K) that is set to a folded flat electrode film (A1 to An, K1 to Kn), described flat electrode film (A1 to An, K1 to Kn) is separated by barrier film, and wherein: the electrode film (A1 to An, K1 to Kn) of each electrode (A, K) is electrically connected mutually by interior electrode conductor (4.A, 4.K); The described interior electrode conductor (4.A, 4.K) of different electrodes (A, K) is arranged on the opposite side of electrochemical cell (2) in the electrodeless material sections of described electrode film (A1 to An, K1 to Kn); Electrode conductor (4.A, 4.K) links to each other with corresponding electrode film (A1 to An, K1 to Kn) by the solder joint (5.1 to 5.z) of predetermined quantity in the electrodeless material sections of each electrode (A, K) in each; Electrode conductor (4.A, 4.K) comprises the opening (6.1 to 6.m) of predetermined quantity in each, in described opening (6.1 to 6.m), be provided with male part connect described in the outward electrode conductor (7.A, 7.K) of electrode conductor (4.A, 4.K) and each electrode (A, K).
Description
PRIORITY CLAIM
The application requires to be 102007019625.5 and to be the priority of 102007022436.4 German patent application in application on May 10th, 2007, application number that on April 24th, 2007 application, application number its content is by reference in conjunction with in this application.
Technical field
The present invention relates to a kind of electrochemical cell, a kind of energy storage component and a kind of electric automobile or mixed power electric car that uses described energy storage component that comprises some described electrochemical cells.Described energy storage component (being also referred to as battery pack) comprises some flat electrochemical cells (being also referred to as battery cell), and each flat electrochemical cells comprises pair of electrodes, and this electrode makes described electrochemical cell realize each other being electrically connected by outward terminal.
Background technology
For satisfying higher input-output power requirement in the application such as electric automobile, hybrid vehicle, electric tool, developed the energy storage component that makes new advances, for example lead-acid battery, lithium ion battery, ni-MH battery, nickel-cadmium cell, double electric layer capacitor etc.Described new energy storage component provides power to electric drive motor and vehicle-mounted electrical system.For controlling the charging-discharge procedures of described energy storage component, integrated management charging-discharge procedures and Brake Energy is converted into the controller of electric energy (=renewable Brake Energy) etc. so that when vehicle operating, can be charged to described energy storage component.Described energy storage component or each electrochemical cell should show good characteristic, and ceiling voltage was between 100V and 450V when electric current reached 500A during electric current 400A and under extreme conditions such as high temperature.According to applicable cases, the scope of continuous current is between 80A and 100A even higher.Under the described extreme condition, the connection of the electrochemical cell of energy storage component is subjected to great stress.Usually, connect by crimp, screw or solder joint.Electrochemical cell can be impaired when connecting by thermal stress and mechanical stress generally speaking.Therefore, the object of the present invention is to provide a kind of electrochemical cell and a kind of energy storage component, under extreme conditions (for example high vibration hot car in), the connection of this device should show the very high reliability as reaching 15 years.In addition, described energy storage component should show good ampacity (being good current-carrying capacity, should be less than the internal resistance of cell but connect resistance) and have higher thermal stress and anti-mechanical stress.
Summary of the invention
For satisfying described purpose, the novel connected mode by electrode provides a kind of electrochemical cell with high current-carrying capacity and good electric current and heat distribution characteristic.In addition, fixedly secure separator according to described novel type of attachment.According to main aspect of the present invention, electrochemical cell comprises the pair of electrodes that is set to a folded flat electrode film, and described flat electrode film is separated by a kind of barrier film at least, wherein:
The electrode film of-each electrode is electrically connected mutually by interior electrode conductor;
The described interior electrode conductor of-different electrodes is arranged on the opposite side of the interior described electrochemical cell of electrodeless material sections of described electrode film;
-electrode conductor links to each other with each electrode film by the solder joint of predetermined quantity in the electrodeless material sections of each electrode in each;
Electrode conductor comprises the opening of predetermined quantity in each, in described opening, be provided with male part connect described in the outward electrode conductor of electrode conductor and each self-electrode.Such composite type solder joint is arranged and is made battery have good ampacity and good electric current and heat distribution characteristic, wherein said solder joint is used to interconnect the interior electrode film of each electrode, and electrode film in described is connected to the interior electrode conductor with male part, described male part is arranged in the opening, is used to connect the outward electrode conductor of described interior electrode conductor and each electrode.As preferably, described outward electrode conductor is set to stub.In a possible embodiment, described outward electrode conductor is made of copper at least.In addition, described outward electrode conductor also can be become by the copper that is coated with matcoveredn at least.For reaching good anti-corrosion, described protective layer is made by tin, nickel or alloy (for example alumal or aluminium copper).As selection, described outward electrode conductor can be become by the copper through surface treatment (for example the surface is through electron beam treatment) at least.According to a further aspect in the invention, the thickness of each outward electrode conductor is at least 1mm.According to certain application cases, the change in size of electrochemical cell for example, thickness can have difference.Battery is big more, and the thickness of outward electrode conductor is big more.For example, thickness should be between about 1mm to approximately between the 3mm.Because required cross-sectional area of conductor determines that by new conductor thickness identical like this battery outer surface can form different active electrode surface.In addition, the transitional surface in such conductor thickness makes between battery and the outer battery reduces, so the tight dress degree of transitional surface increases.Be firm fixedlying connected between electrode conductor in realizing and the outward electrode conductor, described male part is rivet, crimp or bolt, also by welding (especially by ultrasonic bonding) projection or the knob that is integrated in interior electrode conductor (electrode film especially) is connected.As another aspect of the present invention, the quantity of solder joint is greater than the quantity of opening or male part.Described layout makes described interior electrode film realize fixedly securing by a large amount of fixing points, and wherein said barrier film is securely fixed between the described fixed electrode film.As preferably, the relation between the quantity of solder joint and opening or the male part quantity is between 2.0 and 3.0.For example, if pre-determine 6 solder joints, so, 3 openings or male part are just enough.In addition,, opening or male part are symmetricly set between the solder joint, for example, two solder joints and opening or male part are set alternately as preferably.In order to connect described electrochemical cell and other electrochemical cells, each outward electrode conductor is connected with corresponding outward terminal.As another aspect of the present invention, provide a kind of energy storage component with the firm anti-failure safe connection of described electrochemical cell by so-called antibugging (promptly pass through contact, make its misconnection mutually) through anti-failure safe contact design.According to main aspect of the present invention, described energy storage component comprises some flat electrochemical cells, each flat electrochemical cells comprises pair of electrodes, this electrode makes described electrochemical cell realize each other being electrically connected by described outward terminal, wherein each electrochemical cell comprises straight outward terminal and the crooked outward terminal as a pair of outward terminal, when described electrochemical cell interconnected, the straight outward terminal of an electrochemical cell was connected with the crooked outward terminal of adjacent electrochemical cell.This design of described outward terminal makes described electrochemical cell misconnection can not take place.In addition, this design makes described electrochemical cell in the layout of grouping in (for example battery pack or energy storage group) not only efficiently but also save the space, and flat electrochemical cells is stacked each other in the grouping.This stacked arrangement makes battery pile be divided into many battery modules simply efficiently.
For realizing that having the fixing, permanent, reliable of high current-carrying capacity connects, each outward terminal comprises a projection at least.
According to a further aspect in the invention, the thickness of each outward terminal is at least 1mm.According to certain application cases, the change in size of energy storage component for example, the change in size of especially single electrochemical cell, thickness can have difference.Assembly or battery are big more, and the thickness of outward terminal is big more, and for example, thickness should be between about 1mm and approximately between the 3mm.Because required terminal cross section is stipulated by new terminal thickness, makes the same battery outer surface can form different active electrode surface.In addition, the transitional surface in such terminal thickness makes between battery and the outer battery reduces, so the tight dress degree of transitional surface increases.
In a possible embodiment of the present invention, each outward terminal is made of copper at least.In another possible embodiment, each outward terminal is become by the copper that is coated with matcoveredn at least.Described protective layer is made by tin, nickel or alloy (for example alumal or aluminium copper) etc.
According to applicable cases, described electrochemical cell can be connected in series, be connected in parallel or connection in series-parallel connects.
The present invention can be used for motor vehicle and hybrid electric vehicle, is particularly useful for parallel type hybrid dynamic motor vehicle, serial mixed power motor vehicle or series-parallel hybrid electric vehicle.In addition, the present invention also can be used for storing other forms of energy such as wind energy or solar energy.
Below special embodiment in conjunction with the accompanying drawings further specify the present invention.But should be understood that described embodiment only is the example of useful use in the innovative teaching.
Description of drawings
Fig. 1 shows a kind of energy storage component view with some electrochemical cells, and described electrochemical cell interconnects by the paired outward terminal of each battery;
Fig. 2 shows the view of one of them electrochemical cell.
Embodiment
The present invention relates to a kind of electrochemical cell and a kind of energy storage component that comprises some described electrochemical cells.The present invention has the different application field, for example has the hybrid electric vehicle of drive motors and internal combustion engine, and wherein drive motors provides power drive by described energy storage component.As selection, described energy storage component also can be used for having the motor vehicle of drive motors, and wherein drive motors provides power drive by described energy storage component.In addition, described energy storage component also can be used for storing wind energy or solar energy, in this application, described assembly must be integrated in wind energy or the solar energy equipment.
Fig. 1 shows a kind of view with energy storage component 1 (being also referred to as battery pack) of some flat electrochemical cells 2 (being also referred to as battery cell or single primary cell or prismatic cell).
Each electrochemical cell 2 comprises pair of electrodes A and K, and one of them electrode A is anode or negative pole, and another electrode K is negative electrode or positive pole.
When realizing the mutual electrical connection of described electrochemical cell 2, the described electrode A of each battery 2, K link to each other with outward terminal 3.A, 3.K.According to application, described electrochemical cell 2 can be by described outward terminal 3.A, 3.K parallel connection, series connection or connection in series-parallel.
Show the electrochemical cell 2 that is connected in series according to embodiment shown in Figure 1.
Fig. 2 shows one of them electrochemical cell 2 in greater detail.
Each electrochemical cell 2 is a flat cell, and it is including (for example) some interior electrode film A1 to An, K1 to Kn as electrode A, K, and wherein the barrier film (not shown) is separated different electrode film A1 to An, K1 to Kn.Wash described barrier film with (for example) nonaqueous electrolyte.As selection, available dividing plate replaces the film of described electrode A and K.
According to the type of battery 2, for example lithium ion battery is divided into two different groups with described electrode film A1 to An, K1 to Kn.One group of electrode film A1 to An represents negative electrode K, lithium metal for example, and another group electrode film K1 to Kn represents anode A, for example lithium graphite.
For connecting respective electrode A, the K of described outward terminal 3.A, 3.K and each electrochemical cell 2, described battery 2 comprises interior electrode conductor 4.A, 4.K.In more detail, electrode film A1 to An, K1 to Kn are electrically connected mutually by electrode conductor 4.A, 4.K in described in each electrode A, K described, and electrode conductor 4.A, 4.K are arranged on the opposite side of electrochemical cell 2 in the electrodeless material sections of respective electrode film A1 to An and K1 to Kn in wherein different electrode A, K described.
For realizing the fixedly connected of electrode film A1 to An, K1 to Kn in each electrode A, K described, electrode conductor 4.A, 4.K are provided with the solder joint 5.1 of predetermined quantity to 5.z in each in the electrodeless material sections of each electrode A, K corresponding electrode film A1 to An, K1 to Kn.The fixedly connected described barrier film that is arranged between described electrode film A1 to An, the K1 to Kn that also makes of electrode film A1 to An, K1 to Kn is fixedly connected in described.
In addition, electrode conductor 4.A, 4.K comprise the opening 6.1 of predetermined quantity to 6.m in each, the male part (not shown) is arranged in the described opening by electrode film A1 to An in described and K1 to Kn, is used for described interior electrode conductor 4.A, 4.K (electrode film A1 to An and K1 to Kn in especially described) and is connected with outward electrode conductor 7.A, the 7.K (hidden conductor shows with dotted line) of respective electrode A, K.
Described outward electrode conductor 7.A, 7.K are set to (for example) stub.As preferably, described outward electrode conductor 7.A, 7.K are made of copper at least.In addition, described outward electrode conductor 7.A, 7.K can be become by the copper that is coated with matcoveredn at least, and described protective layer is made by tin, nickel or alloy (for example alumal or aluminium copper) etc.
As selection, described outward electrode conductor 7.A, 7.K can be become by the copper through surface treatment (for example the surface is through electron beam treatment) at least.In addition, the thickness of each outward electrode conductor 7.A, 7.K is at least 1mm.In application-specific, for example according to the change in size of electrochemical cell 2, thickness can have difference.Battery 2 is big more, and the thickness of outward electrode conductor 7.A, 7.K is big more.For example, thickness should be between about 1mm and approximately between the 3mm.
As a possible embodiment, be arranged on rivet, crimp or bolt that described male part in the described opening 6.1 to 6.m can be any welding.As select also can by welding be integrated in described in projection or the knob of electrode film A1 to An and K1 to Kn be of coupled connections.
In a preferred embodiment, described connect among electrode conductor 7.A, 7.K in each in the quantity of solder joint 5.1 to 5.z of electrode film A1 to An and K1 to Kn greater than the described quantity of electrode conductor 7.A, 7.K split shed 6.1 to 6.m or male part in each.As preferably, the relation between the quantity of solder joint 5.1 to 5.z and opening 6.1 to 6.m or the male part quantity is between 2.0 and 3.0.
As shown in Figure 2, each outward electrode conductor 7.A, 7.K connect separately outward terminal 3.A, 3.K.
In addition, available shell 4 parcels have the layout of the electrode film A1 to An and the K1 to Kn of barrier film.Described shell 4 can be set to insulate the film shell or the tabular shell of described battery 2 and other batteries.
As preferably, described battery 2 is electrically insulated from one another at least.In addition, described battery 2 can be adiabatic mutually according to materials used.As selection, described battery 2 can be realized being electrically connected by case surface.Also can provide other alternate embodiments, in described alternate embodiment, can be between described battery 2 a kind of material of filling, for example resin is used to realize electric insulation.
Also available shell (not shown), the whole energy storage component 1 of for example tabular shell or film shell (being also referred to as " Soft Roll ") parcel.
As selection, can be directly with among outward terminal 3.A, the 3.K as described in being integrated in as sensing elements such as temperature sensors.Can measure temperature very effectively like this.
Especially according to the size of described energy storage component 1, the thickness of each outward terminal 3.A, 3.K can change in the scope of 1mm to 3mm.In one embodiment, the thickness of each outward terminal 3.A, 3.K is at least 1mm.Perhaps, according to free space, regulation density and sealing, described outward terminal 3.A, 3.K can have different-thickness in above-mentioned scope.
In addition, can constitute outward terminal 3.A, 3.K in a different manner, wherein can carry out the CURRENT DISTRIBUTION of each battery 2 effectively.For example, the link of each outward terminal 3.A, 3.K can be conical.The described link of each outward terminal 3.A, 3.K is that described terminal 3.A, 3.K connect the terminal of corresponding interior electrode conductor 7.A, 7.K by it.
As preferably, each outward terminal 3.A, 3.K are made of copper at least.Each outward terminal 3.A, 3.K are manufactured from the same material.Can use identical welding temperature like this.In addition, each outward terminal 3.A, 3.K can be become by the copper that is coated with matcoveredn at least.As preferably, described protective layer is made by corrosion-resistant tin or nickel, and described protective layer is extremely thin, and for example, described thickness only is several microns.
Numeric symbols list
1. energy storage component
2. electrochemical cell
3.A the outward terminal of anode
3.K the outward terminal of negative electrode
4.A interior electrode conductor (plate conductor)
4.K interior electrode conductor (cathode conductor)
5.1 to the 5.z solder joint
6.1 to the 6.m opening
7.A outward electrode conductor (plate conductor)
7.K outward electrode conductor (cathode conductor)
The A anode
The K negative electrode
Claims (17)
1. an electrochemical cell (2) has the pair of electrodes (A, K) that is set to a folded flat electrode film (A1 to An, K1 to Kn), and described flat electrode film (A1 to An, K1 to Kn) is separated by barrier film, wherein:
-each electrode (A, electrode film K) (A1 to An, K1 to Kn) is electrically connected mutually by interior electrode conductor (4.A, 4.K);
-different electrodes (A, described interior electrode conductor (4.A, 4.K) K) is arranged on the opposite side of described electrochemical cell (2) in the electrodeless material sections of described electrode film (A1 to An, K1 to Kn);
--electrode conductor (4.A, 4.K) links to each other with corresponding electrode film (A1 to An, K1 to Kn) by the solder joint (5.1 to 5.z) of predetermined quantity in the electrodeless material sections of each self-electrode (A, K) in each;
Electrode conductor (4.A, 4.K) comprises the opening (6.1 to 6.m) of predetermined quantity in each, in described opening, be provided with coupling element connect described in the outward electrode conductor (7.A, 7.K) of electrode conductor (4.A, 4.K) and respective electrode (A, K).
2. electrochemical cell according to claim 1, wherein said outward electrode conductor (7.A, 7.K) is designed to stub.
3. electrochemical cell according to claim 1, wherein said outward electrode conductor (7.A, 7.K) is made of copper at least.
4. electrochemical cell according to claim 1, wherein said outward electrode conductor (7.A, 7.K) are become by the copper that is coated with matcoveredn at least.
5. electrochemical cell according to claim 4, wherein said protective layer is made by tin, nickel or alloy (for example alumal or aluminium copper).
6. electrochemical cell according to claim 1, wherein said outward electrode conductor (7.A, 7.K) are become by the copper through surface treatment (for example through the electron beam surface treatment) at least.
7. electrochemical cell according to claim 1, wherein said male part is for being integrated in rivet, crimp, bolt, projection or the knob of described interior electrode conductor (4.A, 4.K).
8. electrochemical cell according to claim 1, wherein the quantity of solder joint (5.1 to 5.z) is greater than the quantity of opening (6.1 to 6.m).
9. electrochemical cell according to claim 1, wherein the relation between solder joint (5.1 to 5.z) quantity and opening (6.1 to the 6.m) quantity is between 2.0 and 3.0.
10. electrochemical cell according to claim 1, wherein each outward electrode conductor (7.A, 7.K) connects corresponding outward terminal (3.A, 3.K).
11. an energy storage component (1) has some flat electrochemical cells according to claim 1 (2).
12. energy storage component according to claim 11 (1), wherein each battery (2) comprises pair of electrodes (A, K), and described electrode (A, K) is electrically connected described electrochemical cell (2) by described outward terminal (3.A, 3.K) mutually.
13. energy storage component according to claim 11 (1), wherein said electrochemical cell (2) is for being connected in series.
14. energy storage component according to claim 11 (1), wherein said electrochemical cell (2) is for being connected in parallel.
15. energy storage component according to claim 11 (1), wherein said electrochemical cell (2) connects for connection in series-parallel.
16. the electric automobile with drive motors, described drive motors provides power drive by energy storage component according to claim 11 (1).
17. the mixed power electric car with drive motors and internal combustion engine, wherein said drive motors provides power drive by energy storage component according to claim 11 (1).
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102007019625.5 | 2007-04-24 | ||
| DE102007019625 | 2007-04-24 | ||
| DE102007022436.4 | 2007-05-10 | ||
| DE102007022436 | 2007-05-10 | ||
| PCT/EP2008/003272 WO2008128770A1 (en) | 2007-04-24 | 2008-04-23 | Electrochemical cell with weld points connections and energy storage assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101682020A true CN101682020A (en) | 2010-03-24 |
Family
ID=39643086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200880013351A Pending CN101682020A (en) | 2007-04-24 | 2008-04-23 | Have electrochemical cell and energy storage component that solder joint connects |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20100273043A1 (en) |
| EP (1) | EP2143159A1 (en) |
| JP (1) | JP2010525552A (en) |
| KR (1) | KR20100017261A (en) |
| CN (1) | CN101682020A (en) |
| WO (1) | WO2008128770A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009005124A1 (en) | 2009-01-19 | 2010-07-29 | Li-Tec Battery Gmbh | Electrochemical energy storage device |
| DE102009006117A1 (en) | 2009-01-26 | 2010-07-29 | Li-Tec Battery Gmbh | Electrochemical energy storage cell |
| DE102009049043A1 (en) | 2009-10-12 | 2011-04-14 | Li-Tec Battery Gmbh | Cell block with lateral support of the cells |
| DE102009052480A1 (en) | 2009-11-09 | 2011-05-12 | Li-Tec Battery Gmbh | Electric power cell and electric power unit |
| DE102010005017A1 (en) | 2010-01-19 | 2011-07-21 | Li-Tec Battery GmbH, 01917 | Electric power unit and spacer |
| DE102010006390A1 (en) | 2010-02-01 | 2011-08-04 | Li-Tec Battery GmbH, 01917 | Stacked electric power unit |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2705834B1 (en) * | 1993-05-26 | 1995-06-30 | Accumulateurs Fixes | Method for connecting a metal connection to an electrode whose core has a fibrous or foam-like structure for an electrochemical generator, and the electrode obtained. |
| DE19532896A1 (en) * | 1995-09-06 | 1997-03-13 | Friedrich Ing Grad Welcker | Pole bridge for electrochemical accumulator |
| JP3428336B2 (en) * | 1996-12-26 | 2003-07-22 | 松下電器産業株式会社 | Square sealed storage battery |
| CN100336245C (en) * | 1998-01-14 | 2007-09-05 | 杨泰和 | Low internal resistance collecting structure for electricity storage and discharge device |
| FR2787925B1 (en) * | 1998-12-24 | 2001-03-09 | Cit Alcatel | ELECTROCHEMICAL GENERATOR IN WHICH AN ELECTRODE HAS AN EDGE REINFORCED BY A STRIP |
| JP2002170544A (en) * | 2000-11-29 | 2002-06-14 | Yuasa Corp | Battery |
| CN1233053C (en) * | 2000-12-22 | 2005-12-21 | 吴崇安 | Improved prismatic battery with maximal balanced current between electrode and terminal |
| US7536874B2 (en) * | 2004-04-15 | 2009-05-26 | Claude Ray | Jewelry item with rotating gemstone |
| SE527979C2 (en) * | 2004-05-07 | 2006-07-25 | Effpower Ab | End electrode for bipolar battery, biolayer battery and method for producing end electrode |
| KR100560498B1 (en) * | 2004-05-19 | 2006-03-14 | 삼성에스디아이 주식회사 | Secondary battery and battery module using the same |
| KR100542238B1 (en) * | 2004-06-23 | 2006-01-12 | 삼성에스디아이 주식회사 | Secondary battery assembly |
| KR100637443B1 (en) * | 2005-07-05 | 2006-10-20 | 삼성에스디아이 주식회사 | Secondary battery and terminal assembly using the same |
| US7567061B2 (en) * | 2007-01-12 | 2009-07-28 | Ford Global Technologies, Llc | Battery equalization using a plug-in charger in a hybrid electric vehicle |
-
2008
- 2008-04-23 WO PCT/EP2008/003272 patent/WO2008128770A1/en active Application Filing
- 2008-04-23 CN CN200880013351A patent/CN101682020A/en active Pending
- 2008-04-23 EP EP08749073A patent/EP2143159A1/en not_active Withdrawn
- 2008-04-23 KR KR1020097024348A patent/KR20100017261A/en not_active Application Discontinuation
- 2008-04-23 JP JP2010507818A patent/JP2010525552A/en active Pending
- 2008-04-23 US US12/597,377 patent/US20100273043A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| KR20100017261A (en) | 2010-02-16 |
| JP2010525552A (en) | 2010-07-22 |
| US20100273043A1 (en) | 2010-10-28 |
| EP2143159A1 (en) | 2010-01-13 |
| WO2008128770A1 (en) | 2008-10-30 |
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